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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 43913-2024 |
Steel reducers 钢制异径短节 |
China National Standards reduce |
 English PDF |
| GB 1903.62-2023 |
National Food Safety Standards Food Nutritional Enhancers reduced Iron 食品安全国家标准 食品营养强化剂 还原铁 |
China National Standards reduce |
English PDF |
| GB/T 43139-2023 |
Density testing of cast aluminum alloy liquid reduced pressure solidification samples 铸造铝合金液减压凝固试样密度检测 |
China National Standards reduce |
English PDF |
| GB/T 43116-2023 |
Fiber Reinforced Plastic Composites Composite Standard Certification Scheme including reduced and Extended Certification 纤维增强塑料复合材料 包括缩减和扩展认证的复合材料标准认证方案 |
China National Standards reduce |
English PDF |
| GB/T 42699.2-2023 |
Textiles Qualitative and quantitative analysis of proteome of certain animal hair fibers Part 2: reduced protein peptide analysis Matrix-assisted laser desorption ionization time-of-flight mass spectrometry (MALDI-TOF-MS) method 纺织品 某些动物毛纤维蛋白质组定性和定量分析 第2部分：还原蛋白质多肽分析基质辅助激光解吸电离飞行时间质谱（MALDI-TOF-MS）法 |
China National Standards reduce |
English PDF |
| GB/T 70.3-2023 |
reduced load capacity hexagon socket head screws 降低承载能力內六角沉头螺钉 |
China National Standards reduce |
English PDF |
| GB/T 42699.1-2023 |
Textiles - Qualitative and quantitative analysis of the proteome of certain animal hair fibers - Part 1: Analysis of reduced protein peptides by liquid chromatography-mass spectrometry (LC-ESI-MS) 纺织品 某些动物毛纤维蛋白质组定性和定量分析 第1部分： 还原蛋白质多肽分析液相色谱质谱（LC-ESI-MS）法 |
China National Standards reduce |
English PDF |
| GB/T 20565-2022 |
Terminology of iron ore and direct reduced iron 铁矿石和直接还原铁 术语 |
China National Standards reduce |
English PDF |
| GB/T 38812.4-2022 |
Direct reduced iron - Determination of metallic iron content - Bromine-methanol titration 直接还原铁 金属铁含量的测定 溴-甲醇滴定法 |
China National Standards reduce |
English PDF |
| GB/T 40131-2021 |
General specification for reduced-speed permanent-magnet stepping motors 减速永磁式步进电动机通用规范 |
China National Standards reduce |
English PDF |
| GB/T 40731-2021 |
Method of test and evaluation for lost motion of precision reducer 精密减速器回差测试与评价方法 |
China National Standards reduce |
English PDF |
| GB/T 39523-2020 |
Test method for torsional vibration of precision planetary cycloidal reducers 精密行星摆线减速器扭转振动性能测试方法 |
China National Standards reduce |
English PDF |
| GB/T 39023-2020 |
Writing and marking instruments—Specification for caps to reduce the risk of asphyxiation 书写和记号工具 降低窒息风险的笔套规范 |
China National Standards reduce |
English PDF |
| GB/T 38875-2020 |
reduced activation martensitic steel plates with heat-resistance and corrosion-resistance for nuclear facilities 核电用耐高温抗腐蚀低活化马氏体结构钢板 |
China National Standards reduce |
English PDF |
| GB/T 38812.3-2020 |
Direct reduced iron—Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium content—Inductively coupled plasma atomic emission spectrometric method 直接还原铁 硅、锰、磷、钒、钛、铜、铝、砷、镁、钙、钾、钠含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards reduce |
English PDF |
| GB/T 38812.2-2020 |
Direct reduced iron—Determination of metallic iron content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride 直接还原铁 金属铁含量的测定 三氯化铁分解重铬酸钾滴定法 |
China National Standards reduce |
English PDF |
| GB/T 38812.1-2020 |
Direct reduced iron—Determination of iron(Ⅱ) content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride 直接还原铁 亚铁含量的测定 三氯化铁分解重铬酸钾滴定法 |
China National Standards reduce |
English PDF |
| GB/T 24180-2020 |
Cold-reduced electrolytic chromium/chromium oxide coated steel sheet and strip 冷轧电镀铬钢板及钢带 |
China National Standards reduce |
English PDF |
| GB/T 8454-2020 |
reduced ilmenite powder for welding rob—Determination of ferrous iron content—Potassium dichromate titrimetric method 焊条用还原钛铁矿粉 亚铁含量的测定 重铬酸钾滴定法 |
China National Standards reduce |
English PDF |
| GB/T 25178-2020 |
reduced-pressure type backflow preventer 减压型倒流防止器 |
China National Standards reduce |
English PDF |
| GB/T 37718-2019 |
Precision planetary cycloidal reducers for robot 机器人用精密行星摆线减速器 |
China National Standards reduce |
English PDF |
| GB/T 5513-2019 |
Inspection of grain and oils—Determination of reduced sugar and non-reduced sugar in grain 粮油检验 粮食中还原糖和非还原糖测定 |
China National Standards reduce |
English PDF |
| GB/T 37165-2018 |
Precision cycloidal-pin-annulus reducer for robots 机器人用精密摆线针轮减速器 |
China National Standards reduce |
English PDF |
| GB/T 36125-2018 |
Vehicle for passenger with reduced mobility 行动不便人员运送车 |
China National Standards reduce |
English PDF |
| GB/T 35069-2018 |
Coke—Determination of phosphorus content—reduced molybdophosphate spectrophotometric method 焦炭 磷含量的测定 还原磷钼酸盐分光光度法 |
China National Standards reduce |
English PDF |
| GB/T 34884-2017 |
Rolling bearings—Flexible bearings for harmonic drive gear reducers of industrial robots 滚动轴承 工业机器人谐波齿轮减速器用柔性轴承 |
China National Standards reduce |
English PDF |
| GB/T 34897-2017 |
Rolling bearings—Precision bearings for RV reducers of industrial robots 滚动轴承 工业机器人RV减速器用精密轴承 |
China National Standards reduce |
English PDF |
| GB/T 11070-2017 |
reduced germanium ingot 还原锗锭 |
China National Standards reduce |
English PDF |
| GB/T 2520-2017 |
Cold-reduced electrolytic tinplate 冷轧电镀锡钢板及钢带 |
China National Standards reduce |
English PDF |
| GB/T 33139-2016 |
Ships and marine technology—Maintenance and testing to reduce losses in critical systems for propulsion 船舶与海上技术 减少船舶推进关键系统损失的维护与试验 |
China National Standards reduce |
English PDF |
| GB/T 6730.9-2016 |
Iron ores—Determination of silicon content—The silicomolybdic blue spectrophotometric method reduced by ammonium ferrous sulfate 铁矿石 硅含量的测定 硫酸亚铁铵还原-硅钼蓝分光光度法 |
China National Standards reduce |
English PDF |
| GB/T 10322.7-2016 |
Iron ores and direct reduced iron—Determination of size distribution by sieving 铁矿石和直接还原铁 粒度分布的筛分测定 |
China National Standards reduce |
English PDF |
| GB/T 32290-2015 |
reduced-wall,Resilient-seated gate valves for water supply service 供水系统用弹性密封轻型闸阀 |
China National Standards reduce |
English PDF |
| GB/T 29652-2013 |
Direct reduced iron - Determination of carbon and sulfur - High frequency combustion with infrared absorption method 直接还原铁 碳和硫含量的测定 高频燃烧红外吸收法 |
China National Standards reduce |
English PDF |
| GB/T 19350-2012 |
Metallic and other inorganic coatings - Post-coating treatments of iron or steel to reduce the risk of hydrogen embrittlement 金属和其它无机覆盖层 为减少氢脆危险的涂覆后钢铁的处理 |
China National Standards reduce |
English PDF |
| GB/T 19349-2012 |
Metallic and other inorganic coatings - Pretreatment of iron or steel to reduce the risk of hydrogen embrittlement 金属和其它无机覆盖层 为减少氢脆危险的钢铁预处理 |
China National Standards reduce |
English PDF |
| GB/T 17518-2012 |
General method for determination of silicon content of chemical products - reduced molybdosilicate spectrophotometric method 化工产品中硅含量测定的通用方法 还原硅钼酸盐分光光度法 |
China National Standards reduce |
English PDF |
| GB/T 26546-2011 |
Construction machinery - Guide to reduce environmental burden 工程机械减轻环境负担的技术指南 |
China National Standards reduce |
English PDF |
| GB/T 25178-2010 |
reduced-pressure type backflow preventer 减压型倒流防止器 |
China National Standards reduce |
English PDF |
| GB/T 24241-2009 |
Direct reduced iron - Determination of the tumble and abrasion indices of hot briquetted iron(HBI) 直接还原铁 热压铁块转鼓和耐磨指数的测定 |
China National Standards reduce |
English PDF |
| GB/T 24240-2009 |
Direct reduced iron - Determination of apparent density and water absorption of hot briquetted iron (HBI) 直接还原铁 热压铁块（HBI）表观密度和吸水率的测定 |
China National Standards reduce |
English PDF |
| GB/T 24223-2009 |
Chromium ores - Determination of phosphorus content - reduced molybdophosphate photometric method 铬矿石 磷含量的测定 还原磷钼酸盐分光光度法 |
China National Standards reduce |
English PDF |
| GB/T 24239-2009 |
Direct reduced iron and hot briquetted iron - Sampling and sample preparation 直接还原铁和热压铁块 取样和制样方法 |
China National Standards reduce |
English PDF |
| GB/T 24180-2009 |
Cold-reduced electrolytic chromium/chromium oxide coated steel sheet and strip 冷轧电镀铬钢板及钢带 |
China National Standards reduce |
English PDF |
| GB/T 23842-2009 |
General method for the determination of silicon content of inorganic chemicals - reduced molybdosilicate spectrophotometric method 无机化工产品中硅含量测定通用方法 还原硅钼酸盐分光光度法 |
China National Standards reduce |
English PDF |
| GB/T 5513-2008 |
Inspection of grain and oils - Determination of reduced sugar and non- reduced sugar in grain 粮油检验 粮食中还原糖和非还原糖测定 |
China National Standards reduce |
English PDF |
| GB/T 2520-2008 |
Cold-reduced electrolytic tinplate 冷轧电镀锡钢板及钢带 |
China National Standards reduce |
English PDF |
| GB/T 223.5-2008 |
Steel and iron - Determination of acid-soluble silicon and total silicon content - reduced molybdosilicate spectrophotometric method 钢铁 酸溶硅和全硅含量的测定 还原型硅钼酸盐分光光度法 |
China National Standards reduce |
English PDF |
| GB/T 16444-2008 |
Planar double-enveloping worm gearing reducer 平面二次包络环面蜗杆减速器 |
China National Standards reduce |
English PDF |
| GB/T 21335-2008 |
reduced Space Symbology(RSS) bar code RSS条码 |
China National Standards reduce |
English PDF |
| GB/T 11213.4-2006 |
Sodium hydroxide for chemical fiber use - Determination of silicon content - reduced molybdosilicate spectrophotometric method 化纤用氢氧化钠 硅含量的测定 还原硅钼酸盐分光光度法 |
China National Standards reduce |
English PDF |
| GB/T 6730.9-2006 |
Iron ores - Determination of silicon contents - The silicomolybdic blue spectrophotometric method reduce by ammonium ferrous sulfate 铁矿石 硅含量的测定 硫酸亚铁铵还原-硅钼蓝分光光度法 |
China National Standards reduce |
English PDF |
| GB/T 20565-2006 |
Iron ores and direct reduced iron - Vocabulary 铁矿石和直接还原铁 术语 |
China National Standards reduce |
English PDF |
| GB/T 11070-2006 |
reduced germanium ingot 还原锗锭 |
China National Standards reduce |
English PDF |
| GB/T 9979-2005 |
Guide rule of test for mechanical properties of fiber-reinforced plastics at elevated and reduced temperatures 纤维增强塑料高低温力学性能 试验准则 |
China National Standards reduce |
English PDF |
| GB/T 3464.2-2003 |
Long reduced shank taps 细长柄机用丝锥 |
China National Standards reduce |
English PDF |
| GB/T 9168-1997 |
Petroleum products--Determination of distillation at reduced pressure 石油产品减压蒸馏测定法 |
China National Standards reduce |
English PDF |
| GB/T 14118-1993 |
Harmonic drive reducers 谐波传动减速器 |
China National Standards reduce |
English PDF |
| GB/T 1339-1988 |
Self-locking nuts，reduced hexagon 小六角自锁螺母 |
China National Standards reduce |
English PDF |
| GB/T 1338-1988 |
Self-locking nuts，reduced hexagon oblate 小六角扁自锁螺母 |
China National Standards reduce |
English PDF |
| GB/T 4333.2-1988 |
Methods for chemical analysisof ferrosilicon--The reduced molybdobismuthylphosphoric acid photometric method for the determination of phosphorus content 硅铁化学分析方法 铋磷钼蓝光度法测定磷量 |
China National Standards reduce |
English PDF |
| GB/T 3653.6-1988 |
Methods for chemical analysisof ferroboron--The reduced molybdoantimonylphosphoric acid photometric method for the determination of phosphorus content 硼铁化学分析方法 锑磷钼蓝光度法测定磷量 |
China National Standards reduce |
English PDF |
| GB/T 32.2-1988 |
Hexagon bolts with wire holes on head--reduced shank--Product grade B 六角头头部带孔螺栓 细杆 B级 |
China National Standards reduce |
English PDF |
| GB/T 31.2-1988 |
Hexagon bolts with split pin hole on shank--reduced shank--Product grade B 六角头螺杆带孔螺栓 细杆 B级 |
China National Standards reduce |
English PDF |
| GB/T 8454-1987 |
Determination of ferrous iron contentin reduced ilmenite powder for welding rod 焊条用还原钛铁矿粉中亚铁量的测定 |
China National Standards reduce |
English PDF |
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